What flag is a beach warning for sharks?
What flag is a beach warning for sharks? Most beaches will hoist a double red flag to close the beach if dangerous sharks are nearby. Purple flags usually indicates the presence of other marine life such as jelly fish, stingrays, sea snakes, etc.
Is it safe to swim in Mexico?
Yes, it is safe using good judgment that you'd use in any ocean. Don't drink the tap water in Mexico.